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Commit 2c9c4910 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/core/memory: add mechanism to retrieve allocation granularity 



Needed by VMM code to determine whether an allocation is compatible with
a given page size (ie. you can't map 4KiB system memory pages into 64KiB
GPU pages).

Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 19a82e49

drivers/gpu/drm/nouveau/include/nvkm/core/memory.h

+2 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ struct nvkm_memory { 
struct nvkm_memory_func {

	void *(*dtor)(struct nvkm_memory *);

	enum nvkm_memory_target (*target)(struct nvkm_memory *);

	u8 (*page)(struct nvkm_memory *);

	u64 (*addr)(struct nvkm_memory *);

	u64 (*size)(struct nvkm_memory *);

	void (*boot)(struct nvkm_memory *, struct nvkm_vmm *);
@@ -51,6 +52,7 @@ void nvkm_memory_tags_put(struct nvkm_memory *, struct nvkm_device *, 
			  struct nvkm_tags **);



#define nvkm_memory_target(p) (p)->func->target(p)

#define nvkm_memory_page(p) (p)->func->page(p)

#define nvkm_memory_addr(p) (p)->func->addr(p)

#define nvkm_memory_size(p) (p)->func->size(p)

#define nvkm_memory_boot(p,v) (p)->func->boot((p),(v))